Answers
Explanation: None just know it
Related Questions
In which ways might ocean currents be like streams and rivers on land?
Answers
Pour each bag of candy into a separate container or dish so you can see all the colors in each bag. Assign a letter to each color of chocolate candies and fruit candies, and record your key.
For example, red=R, purple=P
Without looking, randomly choose nine candies from each container one at a time. Using the letter symbols, record each candy as it is removed. Record your results using the following table. Example, R for red, Bl for blue, and so on.
Color
Color
Color
Color
Color
Color
Color
Color
Color
Number of different colors in total for this trial
Fruit Candy Trial 1
Fruit Candy Trial 2
Fruit Candy Trial 3
Chocolate Candy Trial 1
Chocolate Candy Trial 2
Chocolate Candy Trial 3
Count the number of species in each sample. Each color represents a different plant in the habitat.
Example: R, Bl, G, G, Y, Y, G, Bl, Bl has 4 species of plants (R, Bl, G, and Y).
You will then be dividing the # of different species (which is the # of different colors) in the next step.
Calculate the diversity index of both the bag of chocolate candies and fruit candies using the following formula for each trial.
Diversity Index = # of species
# of samples
Example:
R, Bl, G, G, Y, Y, G, Bl, Bl is 4/9 = 0.44
The # of species is 4 because there are 4 different colors.
Put the diversity index for each of the 6 trials in this table. This will always be a number less than 1, but more than zero.
Calculate the average from the three trials.
Diversity Index Table
Sample
Trial 1
Trial 2
Trial 3
Average
Fruit
Chocolate
Analysis (Make sure you scroll down to see all 7 questions.)
How did the diversity index values vary from the chocolate candies and fruit candies? Which habitat is the most diverse?
Why are communities that are more diverse usually more stable? Include resistance to disease and predation in your answer.
Assume two habitats have the same number of species. One habitat is predominantly one species with just a few of the other species. The other habitat has equal numbers of all the different species. Which will have the highest diversity index?
Why do you think the process was repeated three times?
There are many human-caused losses of biodiversity, such as habitat destruction and introduction of invasive species. Are there any natural events that could alter the diversity index?
How do invasive species change the diversity index?
What do you think would happen to a habitat if the plant diversity declines?
please help fast!!!!
thank you
Answers
Invasive species can potentially change the diversity index in a number of ways. They may come to an area where they have no natural predators, leading to overpopulation and rapid consumption of ecosystem resources.
Invasive species are capable of causing extinctions of native plants and animals, reducing biodiversity, competing with native organisms for limited resources, and altering habitats.
The impacts of alien invasive species at the ecosystem level include changes to trophic structures, changes in the availability of resources such as water and nutrients, and changes in the disturbance regimes.
Learn more about invasive species:
https://brainly.com/question/21452505
#SPJ1
Part of the cell cycle is shown in this simplified model. This part of the cell cycle is best described as the process that-
Answers
Answer:a
Explanation:
Answer:
It's A
Explanation:
The simplest type of a substance is a compound true or false
Answers
Answer:
True
Explanation:
Elements and compounds are examples of pure substances. The simplest units of elements and compounds are atoms and molecules. We find that these pure substances only contain one type of particle.
3419059779 ppppppp1234
Answers
Answer:uh- Thank u for the free points kind sir or ma'ma also can u plz give me Brainlist have an good day! <3
Explanation:
what makes zebra mussels an invasive species?
Answers
Answer:
Zebra mussels negatively impact ecosystems in many ways. They filter out algae that native species need for food and they attach to--and incapacitate--native mussels. Power plants must also spend millions of dollars removing zebra mussels from clogged water intakes.
If a newborn baby weighs 8 pounds and 4 ounces how much does it weigh in grams
Answers
3856 :)
Have a good day
Answer:
3810.18 value 454
Explanation:
if the baby is 8 pounds and 4 oz
Which component of the blood is part of the body’s immune system?
Answers
Answer:
White Blood Cells
Explanation:
6. Surface currents in the ocean can influence
land areas they flow past because they
a. earthquakes on, stimulate tectonic plates
b. streams on, carry extra water onto the land
c. climates of, carry warmer or colder water great distances
d. rock formations on, prevent erosion
Answers
Answer:
c. climates of, carry warmer or colder water great distances.
Explanation:
Surface currents in the ocean can affect the temperature of the surrounding air and land areas they flow past, influencing regional climates. Warm ocean currents can bring warmer and more humid weather to the adjacent land, while cold ocean currents can have the opposite effect, cooling the air and land temperatures. This can have significant effects on local ecosystems, agriculture, and economies.
What causes the characteristic thrashing motion of nematodes?
A. the fluid-filled body cavity
B. the pseudocoelom that acts as a hydroskeleton
C. the blunted head and pointed tail
Answers
B. the pseudocoelom that acts as a hydro skeleton causes the characteristic thrashing motion of nematodes.
The longitudinal muscles of nematodes are contracted to move them. The animal moves by thrashing back and forth because to the tremendous internal pressure that forces the body to flex rather than flatten. Nematodes only have longitudinal muscles, not the two bands of muscles found in other worms. They can only move by clenching the lengthy muscles on either side of their body and wiggling forward, which explains their distinctive thrashing motion.The pseudocoelom serves as a lubricant between tissues, houses coelomocytes, and generates turgor-hydrostatic pressure for the entire animal.Because it is fluid-filled, the fluid's hydrostatic qualities enable a more rigid construction, greatly improving the efficiency of the skeletal system and movement.learn more about nematodes here:
https://brainly.com/question/7888742
#SPJ1
Answer: B. the pseudocoelom that acts as a hydroskeleton
Explanation:
QUICK I NEED HELP ASAP
Answers
Answer:
Cell,tissue,organ,organ system
Explanation:
I already took this test
how pigments absorb and reflect wavelengths of light. Light energy:
the properties of light. Know the colors of light in the visible spectrum. Which has most energy? The least energy?
Answers
Answer:
jhrgthfvdsvfhwegf
Explanation:
jhdstefuysdzvdnfgjewhfghkvdakjad
LIMITED TIME, HELP URGENTLY !!!!!!!!!!!!!
The climate shifts in an ecosystem, causing the rainy seasons to
become shorter and water to become more scarce overall. What is
the most likely outcome of this environmental change?
Select one:
O No change in the equilibrium of each population
O All populations will increase in size.
O Some populations will expand while others decline.
O All populations will decline in size.
Answers
Answer:
Some populations will expand while others decline.
Explanation:
The populations in the environment will probably be impacted as the climate changes, the rainy seasons shorten, and water becomes more scarce. While some that are less suited may have a lesser probability of surviving, the organisms that are more acclimated to the new conditions will have a higher likelihood of survival and reproduction.
The size of the populations in the ecosystem will alter as a result of this shift in the environment's impact on population dynamics. The size of certain populations may expand because they are more suited to the new circumstances, while the size of other populations may decrease because they are less adaptable. Given that the environment would change as a result of this scenario, it is important to note that no change in the equilibrium of each population is not likely to occur.
Which situation does NOT describe a function of the reproductive system?
ensures species survival
regulates the menstrual cycle
allows sperm and eggs to combine
Answers
Answer:
regulates the menstrual cycle
Explanation:
The other 2 answers are apart of the reproductive system
4. Is surface water considered to be ground water? Why, or why not?
Answers
Answer:
Surface water is a key component to the hydrologic cycle. Surface water is any body of water above ground, including streams, rivers, lakes, wetlands, reservoirs, and creeks. ... Water that seeps deep into the ground is called groundwater. Surface water and groundwater are reservoirs that can feed into each other.
A substance requires energy to move across a membrane when it moves from:
A. Both
B. High Voncentration to low concentration
C. Low concentration to High concentration
Answers
A substance requires energy to move across a membrane when it moves from (C) Low concentration to High concentration
The process of moving a substance across the cell membrane from high to low concentration is known as passive transport, which does not require energy. Active transport, on the other hand, is the process of moving a substance from low to high concentration, which requires energy.
The movement of molecules against their concentration gradient (low to high concentration) requires an energy source, which is usually in the form of ATP (adenosine triphosphate). Low concentration to High concentration. During active transport, the substance moves against its concentration gradient, which means it moves from an area of lower concentration to an area of higher concentration.
This process requires energy, which is provided by ATP. Active transport is responsible for the uptake of nutrients, such as glucose and amino acids, in cells. The process of active transport is crucial in maintaining the proper concentration of ions in cells. Additionally, active transport is essential for maintaining the pH of cells and the function of enzymes. Overall, active transport is an energy-intensive process that is vital for cellular homeostasis and function. The correct answer is C.
Know more about membrane here :
brainly.com/question/1768729
#SPJ8
Major horticulture grouping
Answers
Floriculture, olericulture, pomology and post-harvest technology are major horticulture grouping
Floriculture is a branch of ornamental horticulture concerned with growing and marketing flowers. olericulture a branch of horticulture that deals with the production, storage, processing, and marketing of vegetables.
Pomology is the study and cultivation of fruits it is also known as fruticulture. Pomology is emerging field in science and technology for production and handling of temperate fruit and nut crop. Post harvest technology is responsible for protection, conservation, processing, packaging, distribution, marketing of fruits and vegetables .
To learn more about horticulture , here
brainly.com/question/14497302
#SPJ1
Why is so important for dentists to check what kind of heart disease the patients have before treatment, and why some patients who have heart disease require to take pre-medication before some dental treatments. If a 10 years old kid who has heart murmur, should he undergo general anesthesia for dental treatment due to he has excessive caries.
Answers
Which immune process is most similar to a child being exposed to pathogens by eating dirt? immunization injections cilia filtration natural killer cells anti-histamine reactions
Answers
The process most similar to a child eating dirt and being exposed to pathogens is called immune priming. Immune priming is when a person is exposed to a weak antigen or pathogen, stimulating a response from their immune system that will help them better respond to a secondary, stronger exposure to the pathogen.
What is priming?Antigen-specific T helper cell precursors initially come into touch with an antigen during priming. The ensuing interaction between T helper cells and B cells, which triggers the production of antibodies, is crucial. [1] When antigen is delivered to naive lymphocytes in an immunogenic state, priming of those cells takes place (capable of inducing an immune response). The primed cells will then develop into memory cells or effector cells, respectively, that can mount a stronger and quicker response to subsequent and forthcoming immunological threats. [2]
Dendritic cell antigen presentation is necessary for priming naive T cell activation. Naive CD8 T cells that have been primed produce cytotoxic T cells that can kill pathogen-infected cells directly. According on the sort of signals they receive, CD4 cells can grow into a wide range of effector cell types.
What is the function of CD4 cells?Co-receptors of TCRs (T cell receptors), CD4 cells help TCRs communicate with antigen-presenting cells. The antigen-presenting MHS class II molecules are specifically targeted by the TCR complex and CD4 cells. These CD4 cells' extracellular D1 domain interacts with the MHC Class II 2 region to form a bond. Because of this interaction, the tyrosine kinase Lck is able to phosphorylate ITAMs (immunoreceptor tyrosine activation motifs), which are attached to the cytoplasmic tail of CD4 on the cytoplasmic domains of CD3. The T cell receptors' ability to produce messages is enhanced by this.
To know more about Lymphocytes, visit:
https://brainly.com/question/1271207
#SPJ1
I am struggling answering this question:Discuss the structural differences between polysaccharides starch, cellulose, and glycogen, explaining how the differences in the structure contribute to the functional property of the molecule.
Answers
Starch: Starch is the main storage carbohydrate source in plants.
Starch serves as a carbohydrate energy store
Cellulose: Cellulose is the main structural component of the cell wall of plants.
Cellulose is involved in the building of cellular structures like cell walls.
Glycogen: Glycogen is the main storage carbohydrate energy source of fungi and animals.
Glycogen serves as a carbohydrate energy store.
Starch, cellulose, and glycogen are polysaccharides found in organisms. Starch is found in plants as their major storage form of carbohydrates. Linear chains of starch are called amylose and when branched they are called amylopectin. Glycogen is similar to amylopectin but is highly branched. It is the major carbohydrate storage form in animals and fungi. Cellulose is a linear polysaccharide, which forms hydrogen bonds among several cellulose chains to form a fibrous structure. It is the major component of the cell wall of plants, some algae, and fungi. Thus, the main difference between starch cellulose and glycogen is their role in each organism.
HELP ASAP THIS IS MAJOR GRADE
Answers
Answer:ITS B GRAVITY PULLS AN INWARD FORCE!
Answer:
Answer A
Explanation:
Gravity keeps things on the ground meaning the gravitational force is going down.
Using the brake pedal analogy, explain the impact on the cell cycle of one mutated tumorsuppressor gene allele versus two mutated tumor suppressor alleles.If there is only one mutated tumor allele, the effect is the same as if there are no mutated genes, pressing thebrakes on the car only when prompted. However two mutated tumor suppressor alleles presents a differentoutcome as it appears as if the brakes are indefinitely pushed downwards, preventing any future cell cycleprogression.
Answers
Tumor suppressor genes work by preventing cancer cell division and thus preventing tumor formation. Because mutations in this gene result in loss of function, it is usually recessive.
This means that tumor suppressor genes slow the growth of cancer cells. It inhibits tumor growth. The car or cancer formation can be halted even if one of the brakes (one tumor suppressor gene) fails. However, because tumor suppressor gene mutations are recessive, if two brakes fail, the car will not stop. Furthermore, the tumor will be expressed and formed.
If only one mutated tumor allele exists, the effect is the same as if no mutated genes exist, with the brakes applied only when necessary.
Learn more about " tumor suppressor genes " to visit here;
https://brainly.com/question/16188646
#SPJ4
Hlo! Guys help me and. if you answer see what offer I am going to give you
Answers
Answer:
1:Ctrl+C.cut: Ctrl+x. paste : Ctrl+v
2: Ctrl+S
3: Ctrl+O
4:Ctrl+W
5:shift+ctrl+left
shift+Ctrl+right
shift+ctrl+down
shift+ctrl+up
6: Ctrl +U
7: Ctrl+B
8:Ctrl+i
9:Ctrl+R
10:Ctrl+E
11:Ctrl+R
12:Ctrl +J
As a result of your Zombie Apocalypse, the grass at a local park will no longer be mowed. What type of succession is this (primary or secondary)? Describe the stages of succession that will occur in the next 100 years.
What type of succession is this depicting?
Answers
Secondary succession is the kind of succession that might develop in a neighborhood park after the Zombie Apocalypse if the grass wasn't cut anymore and pioneer species would first colonize the bare soil.
Thus, pioneer species like weeds and grasses would colonize the bare soil and disturbed regions in the initial stage of secondary succession. These species can swiftly adapt to a new habitat since they are frequently resilient and rapidly developing.
In secondary succession, the pioneer species are the early settlers multiply and spread, the soil conditions become more stable and draw in additional species like shrubs and tiny trees. These animals are modifying the environment in a way that makes it possible for bigger and more diversified populations of creatures to live in more complicated settings.
Learn more about the pioneer species here:
https://brainly.com/question/28667963
#SPJ1
the area of the brain required to understand language is
Answers
Answer:
Wernicke's region is a basic language region in the back better fleeting flap interfaces than Broca's region by means of a brain process. Wernicke's region is basically engaged with the perception. By and large, this region has been related with language handling, whether it is composed or spoken.
ASAP PLS!!! LOTS OF POINTS
Compare the two graphs.
1. What conclusion can you draw about the fur color of wolves that live in these two
very different habitats? Use evidence from the graphs to support your answer. 4
points
2. What advantage might the difference in fur color have? 2 points
Answers
Answer:
Based on the graph, we can draw the following conclusions:
The graph compares the fur color of wolves that live in a forested habitat (black bars) and those that live in a tundra habitat (gray bars). The forested habitat wolves have mainly gray and black fur, while the tundra habitat wolves have mainly white fur.
This suggests that wolves that live in different habitats have adapted to blend in with their surroundings to help them hunt or avoid predators. The wolves in the forested habitat are better camouflaged with darker fur, while those in the tundra habitat are better camouflaged with lighter fur.
The difference in fur color provides an advantage for wolves because it helps them survive in their respective environments. Wolves with better camouflage are less likely to be seen by their prey or predators, making it easier for them to hunt or avoid danger.
In summary, the graph shows that wolves that live in different habitats have adapted to their surroundings by changing their fur color, which provides them with an advantage for survival in their environments.
Explanation:
In the process of
Choose...
, DNA is used as a template for making another type of nucleic acid called
Choose...
. The process begins when the enzyme
Choose...
binds to a region called the
Choose...
.
Answers
In the process of transcription, DNA is used as a template for making another type of nucleic acid called RNA. The process begins when the enzyme RNA polymerase that binds to a region called the promoter sequence.
What is the cell process of genetic transcription?The cell process of gene transcription is a phenomenon for which a nucleic acid called RNA is created by means of one of a single-strand sequence of DNA, which is used as a template to generate a complementary RNA sequence that binds by complementarity pair basis rules. During transcription, an enzyme called RNA polymerase progressively adds nucleotides to the growing RNA chain, in a process that requires the binding with a DNA sequence called the promoter.
Therefore, with this data, we can see that the cell process of genetic transcription is based on the use of an RNA polymerase that initially binds to a DNA template strand.
Learn more about genetic transcription here:
https://brainly.com/question/1048150
#SPJ1
sea otters are examples of a species
Answers
Answer: yes
Explanation:they are keystone species
When a DNA molecule replicates, a. The hydrogen bonds along the sugar-phosphate chain are broken. b. The covalent bonds along the sugar-phosphate chain are broken. c. The hydrogen bonds between the nitrogenous base pairs are broken. d. The covalent bonds between the nitrogenous base pairs are broken.
Answers
Answer:
A
Explanation:
Answer:
C
Explanation:
The DNA chain breaks the hydrogen bonds between nitrogenous bases when it replicates so that the bases are exposed to DNA polymerase. Breaking the backbone would ruin the molecule.
Why and how do living things do cellular respiration?
Answers
Answer:
Cellular respiration is a metabolic pathway that converts nutrients into energy (ATP) that organisms need to live. ... The oxygen you breathe is used to break down the nutrients you consume through food in order to make ATP, while carbon dioxide and water are generated as waste
Explanation:
mark me brainliest and hope this helps you
Answer: All living things use cellular respiration to turn organic molecules into energy. Cellular respiration is the chemical process of breaking down food molecules in order to create energy in the form of adenosine triphosphate (ATP). ... Cellular respiration usually occurs in the presence of oxygen.